¡@
java Programming Glossary: a.getclass.toArray(new MyClass[0]) or .toArray(new MyClass[myList.size()])? http://stackoverflow.com/questions/174093/toarraynew-myclass0-or-toarraynew-myclassmylist-size but my contents return T Arrays.copyOf elementData size a.getClass System.arraycopy elementData 0 a 0 size if a.length size a size..
How to effectively copy an array in java? http://stackoverflow.com/questions/2589741/how-to-effectively-copy-an-array-in-java but my contents return T Arrays.copyOf elementData size a.getClass System.arraycopy elementData 0 a 0 size if a.length size a size..
How to work with varargs and reflection http://stackoverflow.com/questions/2600854/how-to-work-with-varargs-and-reflection String a new String hello kitty System.err.println a.getClass Method m getClass .getMethod foo a.getClass m.invoke this Object.. a.getClass Method m getClass .getMethod foo a.getClass m.invoke this Object a Output class Ljava.lang.String Exception..
How know a variable type in java? http://stackoverflow.com/questions/2674554/how-know-a-variable-type-in-java
What is the difference between instanceof and Class.isAssignableFrom(…)? http://stackoverflow.com/questions/496928/what-is-the-difference-between-instanceof-and-class-isassignablefrom is better a instanceof B or B.class.isAssignableFrom a.getClass The only difference that I know of is when 'a' is null the first..
Get type name for generic parameter of generic class http://stackoverflow.com/questions/6624113/get-type-name-for-generic-parameter-of-generic-class a now refers to a subclass of A String so by getting a.getClass .getSuperClass you can eventually get back to String . It's..
|